@article{CMUC_1979_20_4_a10,
     author = {Reif, Ji\v{r}{\'\i}},
     title = {(P)-sets, quasipolyhedra and stability},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {757--763},
     year = {1979},
     volume = {20},
     number = {4},
     mrnumber = {555188},
     zbl = {0429.46009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1979_20_4_a10/}
}